Comparison of push-out bond strengths of Resilon with three different sealers.

abstract：INTRODUCTION:This clinical study was conducted to measure the endotoxin levels in infected root canals (RCs) and exudates related to acute apical abscesses (AAAs). In addition, the effectiveness of RC procedures in reducing the endotoxin levels in RCs was monitored. METHODS:Paired samples of infected RCs and exudates ...

journal_title：Journal of endodontics

authors： Sousa EL,Martinho FC,Nascimento GG,Leite FR,Gomes BP

更新日期：2014-02-01 00:00:00

abstract：INTRODUCTION:Complement activation is considered a major mechanism in innate immunity. Although it is mainly involved in initiating inflammation, recent data reported its involvement in other processes such as tissue regeneration. In the dental pulp, complement C5a fragment has been shown to be involved in the recruitm...

journal_title：Journal of endodontics

authors： Rufas P,Jeanneau C,Rombouts C,Laurent P,About I

更新日期：2016-09-01 00:00:00

abstract：:The persistent presence of bacteria in the root canal system often leads to the failure of treatment. The aim of this study was to study the in vitro penetration of root dentinal tubules by bacteria. Bovine dentin was inoculated with a strain of Streptococcus sanguis, NCTC 7863; samples were taken at 10, 20, and 28 da...

journal_title：Journal of endodontics

authors： Perez F,Calas P,de Falguerolles A,Maurette A

更新日期：1993-06-01 00:00:00

abstract：:Etch-and-rinse adhesives can cause vasorelaxation via mechanisms occurring in the endothelium and smooth muscle, including the release of nitric oxide (NO). This effect might promote or aggravate bleeding if such adhesives are placed inadvertently on iatrogenic pulp microexposures. The present study assessed the vasoa...

journal_title：Journal of endodontics

authors： Basak F,Vural IM,Kaya E,Ulku C,Guven G,Cehreli SB,Cehreli ZC,Seyrek M,Yildiz O

更新日期：2008-10-01 00:00:00

abstract：:Characteristics of cyclooxygenase-2 (COX-2) expressing cells in human dental pulp were immunohistologically studied. Extirpated pulpal tissues from extracted teeth were examined to elucidate the localization and distribution of COX-2. Pulpal tissues were examined by the labeled streptavidin biotin method using specifi...

journal_title：Journal of endodontics

authors： Nakanishi T,Shimizu H,Hosokawa Y,Matsuo T

更新日期：2001-06-01 00:00:00

abstract：INTRODUCTION:Calcium hydroxide (Ca[OH]2) is a widely used interappointment dressing, but its antibacterial property is compromised by dentin. Hence, the addition of chlorhexidine (CHX) with Ca(OH)2 has been proposed. However, the antimicrobial efficacy of this mixture compared with Ca(OH)2 alone is currently still deba...

journal_title：Journal of endodontics

authors： Guo W,Quah SY,Lim KC,Yu VS,Tan KS

更新日期：2016-05-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to evaluate and compare, clinically and radiographically, the effects of platelet-rich fibrin (PRF) and mineral trioxide aggregate (MTA) as pulpotomy agents in permanent teeth with incomplete root development. METHODS:A total number of 70 children requiring pulpotomy in 70 pe...

journal_title：Journal of endodontics

authors： Keswani D,Pandey RK,Ansari A,Gupta S

更新日期：2014-05-01 00:00:00

abstract：:Ultrasonic instruments are a valuable asset for removing intraradicular posts from root canals before nonsurgical endodontic therapy. The purpose of this study was to evaluate the relative efficacy of post removal by ultrasonic and sonic devices. Fifty extracted teeth were instrumented and obturated. The canals were p...

journal_title：Journal of endodontics

authors： Buoncristiani J,Seto BG,Caputo AA

更新日期：1994-10-01 00:00:00

abstract：:A method of using osseointegrated implants as an alternative treatment modality for transverse root fractures near the osseous crest is presented. A 15-mm Branemark implant was placed immediately after extraction of a maxillary central incisor with transverse root fracture. Five months after stage I surgery, the impla...

journal_title：Journal of endodontics

authors： Hernandez RE,Balshi TJ

更新日期：1998-02-01 00:00:00

abstract：:A case report is presented describing the treatment for endemic dental fluorosis. Six maxillary anterior teeth were treated, three with an acid-bleach combination technique and three with an acid technique. No clinical differences was noted in treatment time or esthetic results. ...

journal_title：Journal of endodontics

authors： Wong M

更新日期：1991-07-01 00:00:00

abstract：INTRODUCTION:The objective of this study was to compare the outcomes of initial nonsurgical root canal therapy for different tooth types provided by both endodontists and other providers. METHODS:By using an insurance company database, 487,476 initial nonsurgical root canal therapy procedures were followed from the ti...

journal_title：Journal of endodontics

authors： Burry JC,Stover S,Eichmiller F,Bhagavatula P

更新日期：2016-05-01 00:00:00

abstract：INTRODUCTION:This study aimed to examine the dynamic recovery of established multispecies biofilms of oral bacteria after an initial treatment by D-enantiomeric peptide DJK-5, L-enantiomeric peptide 1018, or chlorhexidine digluconate (CHX). METHODS:Oral biofilms from 2 donors were grown on collagen-coated hydroxyapati...

journal_title：Journal of endodontics

authors： Zhang T,Xia L,Wang Z,Hancock REW,Haapasalo M

更新日期：2020-11-25 00:00:00

abstract：INTRODUCTION:Stabilizing sodium hypochlorite (NaOCl) at an alkaline pH is proposed to increase solution stability and tissue dissolution ability; however, a reduction on the flexural strength of dentin discs has been found to be a side effect. This study sought to determine whether a stabilized alkaline NaOCl reduces t...

journal_title：Journal of endodontics

authors： Souza EM,Calixto AM,Lima CN,Pappen FG,De-Deus G

更新日期：2014-10-01 00:00:00

abstract：:Enterococcus faecalis, a pathogenic gram-positive bacterium, is closely related to refractory apical periodontitis. Because lipoteichoic acid (LTA) is considered a major virulence factor of gram-positive bacteria, in the present study, highly pure LTA from E. faecalis was prepared, and its ability to stimulate murine ...

journal_title：Journal of endodontics

authors： Baik JE,Ryu YH,Han JY,Im J,Kum KY,Yun CH,Lee K,Han SH

更新日期：2008-08-01 00:00:00

abstract：INTRODUCTION:The purpose of this investigation was to determine the effect that apical preparation size and preparation taper have on the volume of irrigant delivered at the working length for different canal curvatures using apical negative pressure irrigation. METHODS:One hundred fifty-five human teeth (55 maxillary...

journal_title：Journal of endodontics

authors： de Gregorio C,Arias A,Navarrete N,Del Rio V,Oltra E,Cohenca N

更新日期：2013-01-01 00:00:00

abstract：INTRODUCTION:Magnetic resonance imaging (MRI) has the potential to aid in determining the presence and extent of cracks/fractures in teeth because of better contrast without ionizing radiation. The objectives were to develop MRI criteria for root crack/fracture identification and to establish reliability and accuracy i...

journal_title：Journal of endodontics

authors： Schuurmans TJ,Nixdorf DR,Idiyatullin DS,Law AS,Barsness BD,Roach SH,Gaalaas L

更新日期：2019-06-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to compare centering ability and apical canal transportation of K-files (KF), ProGlider (PG), and G-Files (GF) after glide path enlargement in curved canals by using micro-computed tomography. METHODS:Thirty canals each were randomly assigned to KF, GF, and PG. Teeth were sca...

journal_title：Journal of endodontics

authors： Paleker F,van der Vyver PJ

更新日期：2016-07-01 00:00:00

abstract：:Historically, pulp-necrotizing agents were commonly used in endodontic treatments. They act quickly and devitalize the pulp within a few days. However, they are cytotoxic to gingiva and bone. If such an agent diffuses out of the cavity, it can readily cause widespread necrosis of gingiva and bone, which can lead to os...

journal_title：Journal of endodontics

authors： Garip H,Salih IM,Sener BC,Göker K,Garip Y

更新日期：2004-10-01 00:00:00

abstract：:We immunohistologically examined the prevalence and localization of bacteria invading dentinal tubules of the roots of teeth with infected canals. Forty extracted teeth with apical lesions were selected and divided into two groups: a group of untreated teeth and a group of canal-enlarged teeth. The bacteria in the spe...

journal_title：Journal of endodontics

authors： Matsuo T,Shirakami T,Ozaki K,Nakanishi T,Yumoto H,Ebisu S

更新日期：2003-03-01 00:00:00

abstract：:The purpose of this study was to compare the flow of gutta-percha and Resilon (RealSeal; SybronEndo, Orange, CA) into lateral grooves and depressions in the apical 7 mm of a root canal by using warm vertical compaction. A split-tooth model was constructed with lateral grooves and depressions prepared at 1, 3, 5, and 7...

journal_title：Journal of endodontics

authors： Alicia Karr N,Baumgartner JC,Marshall JG

更新日期：2007-06-01 00:00:00

abstract：INTRODUCTION:Regenerative endodontic procedures are an alternative treatment for immature teeth with necrotic pulps. Typically, intracanal medicaments such as triple antibiotic paste (TAP) or double antibiotic paste (DAP) and calcium hydroxide (Ca[OH](2)) are used for disinfection. However, their effect on human stem c...

journal_title：Journal of endodontics

authors： Ruparel NB,Teixeira FB,Ferraz CC,Diogenes A

更新日期：2012-10-01 00:00:00

abstract：:Pulp regeneration and its clinical translation into regenerative endodontic procedures are receiving increasing research attention, leading to significant growth of the published scientific and clinical literature within these areas. Development of research strategies, which consider patient-, clinician-, and scientis...

journal_title：Journal of endodontics

authors： Smith AJ,Cooper PR

更新日期：2017-09-01 00:00:00

abstract：:With all the potential for endodontic success, the fact remains clinicians are confronted with posttreatment endodontic disease. When the elected treatment plan is endodontic nonsurgical retreatment, then the goal is to access the pulp chamber and remove materials from the root canal space and if present, address defi...

journal_title：Journal of endodontics

authors： Ruddle CJ

更新日期：2004-12-01 00:00:00

abstract：BACKGROUND:The aim of this in vitro study was to evaluate the depth of penetration of 4 different endodontic resin sealers into the radicular dentinal tubules with the aid of confocal microscopy. METHODS:Eighty single-rooted teeth were instrumented and divided into 4 groups composed of 20 teeth each. The samples were ...

journal_title：Journal of endodontics

authors： Chandra SS,Shankar P,Indira R

更新日期：2012-10-01 00:00:00

abstract：INTRODUCTION:Fusion is a rare occurrence, and its definitive diagnosis is of prime importance for successful root canal treatment. This case report discusses the endodontic management of a supernumerary tooth fused with a right maxillary first molar by using cone-beam computed tomography (CBCT). METHODS:Nonsurgical en...

journal_title：Journal of endodontics

authors： Song CK,Chang HS,Min KS

更新日期：2010-11-01 00:00:00

abstract：:Immunopathologic reactions play a significant role in inflammatory diseases of dental pulp. Interleukin-1beta (IL-1beta) is recognized as a key player in mediating cellular immune response. In this study, we measured the content of IL-1beta and its effect on collagen synthesis in cultures of fibroblasts derived from h...

journal_title：Journal of endodontics

authors： Barkhordar RA,Ghani QP,Russell TR,Hussain MZ

更新日期：2002-03-01 00:00:00

abstract：INTRODUCTION:Patient preferences should be taken into account by clinicians when treatment planning. The purposes of this study were to describe the number of visits patients preferred when undergoing root canal therapy (RCT) and to assess whether their preferences were related to hypothetical treatment success rates. ...

journal_title：Journal of endodontics

authors： Vela KC,Walton RE,Trope M,Windschitl P,Caplan DJ

更新日期：2012-10-01 00:00:00

abstract：:To date there has been very little data on the cytotoxic response of different cell lines to root canal sealers. The objective of this study was to determine the cytocompatibility of three different extracts of root canal sealers and to compare the cytotoxic response of these materials on two different primary human o...

journal_title：Journal of endodontics

authors： Tai KW,Huang FM,Chang YC

更新日期：2001-09-01 00:00:00

abstract：:The antibacterial activity of three commercial 10% carbamide peroxide bleaching agents (Nite White, Karisma, and Opalescence) on Streptococcus mutans, Streptococcus mitis, Streptococcus sanguis, Lactobacillus casei, and Lactobacillus acidophilus was examined. Chlorhexidine (0.2%) was used as a positive control. Test m...

journal_title：Journal of endodontics

authors： Gurgan S,Bolay S,Alaçam R

更新日期：1996-07-01 00:00:00

abstract：INTRODUCTION:Currently, the success of periapical microsurgery is determined by the restoration of the lamina dura and the elimination of symptoms. However, inadequate site preservation may prevent later implant placement. Although not possible before, the advent of cone-beam computed tomographic imaging and computer-a...

journal_title：Journal of endodontics

authors： Crossen D,Morelli T,Tyndall DA,Tawil PZ

更新日期：2019-04-01 00:00:00